Bontrager DuoTrap Digital Speed/Cadence Sensor Bottle Cages Silicone gel pads are specifically

Silicone gel pads are specifically designed for comfort and vibration control

And even place for a rear light on the back to make sure you and your saddlebag are seen in the dark

9 and 10-speed compatible

crank cadence band and CR2032 battery

LockDown dividers make helmet strap management clean and easy to adjust

Bontrager DuoTrap Digital Speed/Cadence Sensor Bottle Cages Silicone gel pads are specificallySpot on. Every time. Bontrager DuoTrap is the integrated sensor that wirelessly transmits ANT+ and Bluetooth Smart signals to your computer or phone. The easy to use sensor installs in seconds and fits directly into the chainstay of select Trek bicycles for a clean look and preserved aerodynamics. Product details ANT+ 2. 4 GHz and Bluetooth Smart wireless digital speed and cadence sensor ANT+ and Bluetooth Smart allow simultaneous use of Trip 300 and